Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
14
6) Wiring Diagrams
Monitoring Options:
M91 -
Latchbolt Monitor
Latchbolt monitoring is a SPDT switch which monitors the full extension of
the main latch. Activated when latch is fully projected.
M92 -
Request to Exit Monitor
Request to Exit monitoring is a SPDT switch which monitors the activation
of the trim. (Both levers activate switch.) Activated when unlocked lever is
rotated. Rotating locked lever will not activate switch.
M105 -
Security Monitor
Security Monitor is two switches in series that monitors lock status (locked
or unlocked) and Auxiliary Latch position. Activated when door is closed
and locked.
M91 x M92 - Latchbolt and Request-to-Exit Monitoring
M92 x M105 - Request-to-Exit and Security Monitoring
Lock Schematics
Red+
Black-
Power Leads
AC/DC
Red+
Black-
AC/DC
Power Leads x M92
(Request to Exit)
C
NO
NC
White
Green
Orange
M92
}
Red+
Black-
Power Leads x M91
(Latchbolt Monitor)
C
NO
NC
Blue
Brown
Yellow
Red+
Black-
Power Leads x M105
(Security Monitor)
C
NC
NO
Blue
Brown
Yellow
For assistance, call 800-810-WIRE
Check
polarity:
(red)
wire
